50158638529 has 4 divisors (see below), whose sum is σ = 50159435776. Its totient is φ = 50157841284.

The previous prime is 50158638527. The next prime is 50158638547. The reversal of 50158638529 is 92583685105.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 50158638529 - 2¹ = 50158638527 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (50158638521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 295329 + ... + 433054.

It is an arithmetic number, because the mean of its divisors is an integer number (12539858944).

Almost surely, 2^50158638529 is an apocalyptic number.

It is an amenable number.

50158638529 is a deficient number, since it is larger than the sum of its proper divisors (797247).

50158638529 is an equidigital number, since it uses as much as digits as its factorization.

50158638529 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 797246.

The product of its (nonzero) digits is 2592000, while the sum is 52.

The spelling of 50158638529 in words is "fifty billion, one hundred fifty-eight million, six hundred thirty-eight thousand, five hundred twenty-nine".